Hager 3981-C Small Format Interchangeable Core, Combinated 6-Pin with Best Keyways, Satin Brass

Hager 3981-C Small Format Interchangeable Core, Combinated 6-Pin with Best Keyways

The Hager 3981-C is a Small Format Interchangeable Core (SFIC) designed for commercial-grade mechanical lock applications. This combinated, 6-pin core is factory-keyed and configured to Best keyways, delivering a reliable and secure foundation for interchangeable core lock systems. Finished in Satin Brass, the 3981-C is a genuine Hager replacement part engineered to integrate seamlessly with compatible Hager lock hardware in demanding commercial environments.

Key Features

• Small Format Interchangeable Core (SFIC): Designed for small format IC-compatible lock cylinders, enabling tool-free core removal and replacement for streamlined key management in commercial facilities.
• Combinated Configuration: Arrives factory-combinated, ready for installation into compatible Hager lock hardware without additional pinning required on-site.
• 6-Pin Cylinder: Six-pin tumbler design provides enhanced security and key combination depth compared to standard 5-pin configurations.
• Best Keyways Compatibility: Configured to Best keyways for compatibility with Best-keyway interchangeable core key systems widely used in commercial access control applications.
• Satin Brass Finish: Features a Satin Brass finish for a professional appearance that coordinates with a broad range of commercial door hardware.
• Genuine Hager Replacement Part: Engineered as an OEM replacement component for Hager mechanical lock systems, ensuring proper fit and function with compatible hardware.
• Commercial-Grade Construction: Built to the performance standards required for commercial applications, including offices, educational facilities, and institutional environments.

Technical Specifications

• Department: Door Hardware
• Product Category: Mechanical Locks
• Product Group: Parts and Accessories
• Subcategory: Parts and Accessories
• Product Subgroup: Parts and Accessories
• Product Type: IC Core
• Parts and Accessories Type: Replacement Parts
• Commercial/Residential: Commercial
• Product Model: 3981-C
• Features: Hager Lock Parts

Typical Applications

• Commercial Office Buildings
• Educational Facilities and Schools
• Healthcare Institutions and Medical Offices
• Government and Municipal Buildings
• Multi-Tenant Residential and Mixed-Use Properties
• Industrial and Warehouse Facilities
• Retail Establishments

Why Hager 3981-C?

The Hager 3981-C delivers the precision and reliability expected from a genuine OEM interchangeable core replacement part. With a combinated 6-pin configuration and Best keyway compatibility, this SFIC core supports efficient key control and quick core changeovers critical to professional commercial lock management. Facilities managers and security professionals can trust the 3981-C as a specification-grade component built to Hager's commercial door hardware standards.